A zoo for all seasons : the Smithsonian animal world / Thomas Crosby, Amy Donovan, John F. Eisenberg et al. ; ill.: Gloria Kamen, Marsha Lederman. - New York : Simon & Schuster, [1979]. - 192 p. : ill. ; 27 cm.см.. - (Smithsonian Exposition Books). - ISBN 0-89599-003-2[MFN: 22202]
Every four years / [sen. ed. Russell Bourne]. - 1st ed.. - New York ; London : Norton & Comp., [c.1980]. - 228 p. : ill. ; 28 cm.см.. - (Smithsonian exposition b.). - ბიბლიოგრ. გვ. 223. - ISBN 0-89599-005-9[MFN: 44881]